change doctrine proxy settings

- see issue #7
- remove DoctrineOrmModule Prox folder
- set generate_proxies to false in production
- change namespace/folder settings
add confiig for local.php.dist

see issue #7
by moving the configuration into the doctrine array it actually gets applied
use APC as default cache
use array "cache" for testing
Merge pull request #8 from wesrc/topics/proxy-settings

change doctrine proxy settings